Showa Shell Sekiyu K.K. (昭和シェル石油株式会社, Shōwa Sheru Sekiyu kabushiki gaisha) was a Japanese company that operated as a subsidiary of Royal Dutch Shell until it was acquired by Idemitsu Kosan in 2018 and integrated into the company the following year. It was formed by the merger of Showa Oil Company and Shell Sekiyu which was begun around 1876 in Yokohama by Samuel Samuel & Co, the predecessor of Shell Group today. Showa Shell Sekiyu acted as an oil and energy products business in Japan and worldwide, from crude oil extraction and refining, to retail and wholesale energy supply operations. More information...
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